the first of two hearings began today into the deadly attack in benghazi that killed four americans. two state department employees testified before the senate foreign relations committee this morning. it comes two days after an independent review released a scathing report on the attack. citing qutoe- "systemic failures and leadership and management deficiencies" at the state department. secretary of hillary clinton is unable to attend the hearings following her doctor's orders to rest. after suffering a concussion. but she is expected to appear before the house foreign affairs committee about the attack next month. >> intense snowfall could cause some major headaches for travelers trying to fly home to the midwest for the holidays. this is video from wisconsin. heavy snow and strong winds have combined for blizzard conditions in areas from kansas to wisconsin. the windy conditions have also led to tens of thousands of power outages. the weather is also causing a number of flight delays and cancellations. grant lodes is here now with a look at some of the most dramatic weather pictu